diff --git a/django/core/cache/backends/memcached.py b/django/core/cache/backends/memcached.py
index cc5648bb1c..286129d305 100644
--- a/django/core/cache/backends/memcached.py
+++ b/django/core/cache/backends/memcached.py
@@ -3,6 +3,7 @@
 import pickle
 import re
 import time
+import warnings
 
 from django.core.cache.backends.base import (
     DEFAULT_TIMEOUT, BaseCache, InvalidCacheKey, memcache_key_warnings,
@@ -162,8 +163,15 @@ class BaseMemcachedCache(BaseCache):
 
 
 class MemcachedCache(BaseMemcachedCache):
-    "An implementation of a cache binding using python-memcached"
+    """
+    An implementation of a cache binding using python-memcached.
+    This backend is deprecated as of Django 3.2 and will be removed in Django 4.1.
+    """
     def __init__(self, server, params):
+        warnings.warn(
+            "MemcachedCache is deprecated as of Django 3.2 and will be removed in Django 4.1.",
+            DeprecationWarning
+        )
         # python-memcached ≥ 1.45 returns None for a nonexistent key in
         # incr/decr(), python-memcached < 1.45 raises ValueError.
         import memcache
